Hourly Weather Forecast - Swarthmore, PA

3 PM
36°F
0%
3mph
SSW
Partly Cloudy
Humidity
51%
Feels like
33°F
Dew Point
19°F
4 PM
35°F
0%
3mph
S
Partly Cloudy
Humidity
55%
Feels like
32°F
Dew Point
20°F
4:39 PM
5 PM
33°F
0%
3mph
S
Mostly Clear
Humidity
59%
Feels like
30°F
Dew Point
20°F
6 PM
32°F
0%
4mph
S
Mostly Clear
Humidity
63%
Feels like
28°F
Dew Point
21°F
7 PM
31°F
0%
5mph
S
Partly Cloudy
Humidity
67%
Feels like
26°F
Dew Point
21°F
8 PM
31°F
0%
6mph
S
Mostly Clear
Humidity
69%
Feels like
25°F
Dew Point
22°F
9 PM
31°F
0%
6mph
S
Mostly Clear
Humidity
71%
Feels like
25°F
Dew Point
23°F
10 PM
31°F
0%
7mph
SSW
Clear
Humidity
74%
Feels like
25°F
Dew Point
24°F
11 PM
32°F
0%
8mph
SSW
Clear
Humidity
76%
Feels like
25°F
Dew Point
25°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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